Quartz vibrator and manufacturing method of the same
US9722572B2 · kind B2 · utility
0Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2014 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Sep 11, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/13
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Embodiments of the invention provide a quartz vibrator, including a long side in a Y′ axis direction, a side in the Y′ axis direction including a first crystal face and a second crystal face formed thereon, and another side including an AT-cut quartz piece including a first crystal face and a second crystal face formed thereon and electrode layers formed on the AT-cut quartz piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.